Bernardo Kos Winik
Mr. Bernardo Kos Winik serves as Retail Officer at OI S.A. since 2014. Prior to that, he was Retail Sales Officer. He has experience in the IT, consulting and telecommunications markets and worked in several companies, such as Claro, BS Consulting, NCR and EDS do Brasil. He holds a degree in Information Technology from the Universidade Presbiteriana Mackenzie and a graduate degree in Business from the Fundacao Getulio Vargas (FGV).
Business and Management